19749992

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{36847}}^1$

素因数の和:36920

約数の個数: 16

約数和(自身を含む): 37584960

約数和(自身を除く): 17834968

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 36847, 73694, 147388, 294776, 2468749, 4937498, 9874996, 19749992]

約数ペア:

[(1, 19749992), (2, 9874996), (4, 4937498), (8, 2468749), (67, 294776), (134, 147388), (268, 73694), (536, 36847)]